Spark, SP0 10C / 50F, Regular 0, 10C / 50F, Regular Size:- from the Pacific rainforest

from the Pacific rainforest

and providing the breathability of cotton

Made with Nylon

then why eat it in the backcountry

the Atris Birdie concentrates on four things: stability

Spark, SP0 10C / 50F, Regular 0, 10C / 50F, Regular Size:- from the Pacific rainforestThe Spark Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down filled liner to a mid winter fast and light sleeping bag. Each model uses premium materials and no frills design to provide cutting edge performance for the designed end use. Ultralight does not mean ultra tight: The Spark mummy sleeping bags are snug but still have adequate girth for the performance oriented backcountry user.